package controller;

import util.OnlineListener;

import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
import java.io.IOException;

@WebServlet("/LogoutServlet")
public class LogoutServlet extends HttpServlet {
    @Override
    protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {

        // 获取session
        HttpSession session = req.getSession();
        //销毁
        session.invalidate();

        //返回登录
        resp.sendRedirect(req.getContextPath()+"/Login.jsp");
    }
}
